A multimedia campaign to improve back beliefs in patients with non-specific low back pain: a process evaluation.
Arnela Haagmans-SumanFrederieke G SchaafsmaJiman BamarniMaurits W van TulderJohannes R AnemaPublished in: BMC musculoskeletal disorders (2017)
Netherlands Trial Register (NTR): NTR4329 . Registered December 20th, 2013.